Description

3H-Pyrazol-3-One, 4-(3-Chloro-4-Fluorophenyl)-1,2-Dihydro-1,2-Dimethyl-5-(6-Quinoxalinyl)- is a high-value, heterocyclic organic compound with a complex fused-ring structure. This specialized chemical serves as a critical advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily required by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of complex bioactive molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly in oncology and CNS research.
• Medicinal Chemistry Research: Used for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Chemical Biology Probe Development: Serves as a core scaffold for creating molecular probes to study biological pathways and protein interactions.
• Organic Synthesis Reference Standard: Employed as a high-purity reference material for analytical method development and validation.
• Agrochemical Research: Investigated as a potential intermediate for novel crop protection agents due to its heterocyclic architecture.
• Material Science Applications: Explored as a precursor for specialty polymers or organic electronic materials with unique properties.

Basic Information

Product Name	3H-Pyrazol-3-One, 4-(3-Chloro-4-Fluorophenyl)-1,2-Dihydro-1,2-Dimethyl-5-(6-Quinoxalinyl)-
CAS No.	937279-03-3
Molecular Formula	C19H14ClFN4O
Molecular Weight	368.80 g/mol
Synonyms	4-(3-Chloro-4-fluorophenyl)-1,2-dihydro-1,2-dimethyl-5-(quinoxalin-6-yl)-1H-pyrazol-3-one; 4-(3-Chloro-4-fluorophenyl)-1,2-dimethyl-5-(quinoxalin-6-yl)-1,2-dihydro-3H-pyrazol-3-one; 937279-03-3; 6-[4-(3-Chloro-4-fluorophenyl)-1,2-dimethyl-5-oxo-1,5-dihydro-3H-pyrazol-3-yl]quinoxaline; 5-(6-Quinoxalinyl)-4-(3-chloro-4-fluorophenyl)-1,2-dihydro-1,2-dimethyl-3H-pyrazol-3-one
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent GMP-like guidelines to ensure batch-to-batch consistency and traceability. Every lot undergoes comprehensive analytical characterization, including HPLC purity analysis, NMR confirmation, and mass spectrometry. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting identity, purity, and impurity profiles to support your regulatory and R&D requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The container should be kept in a well-ventilated area and protected from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.